 
	
	<!-- bootstrap / 按钮 start-->
	<!-- 文档地址 https://getbootstrap.net/docs/components/buttons/ -->
	<button type="button" class="btn btn-primary">Primary</button>
	<button type="button" class="btn btn-secondary">Secondary</button>
	<button type="button" class="btn btn-success">Success</button>
	<button type="button" class="btn btn-danger">Danger</button>
	<button type="button" class="btn btn-warning">Warning</button>
	<button type="button" class="btn btn-info">Info</button>
	<button type="button" class="btn btn-light">Light</button>
	<button type="button" class="btn btn-dark">Dark</button>
	<br>
	<button type="button" class="btn btn-outline-primary">Primary</button>
	<button type="button" class="btn btn-outline-secondary">Secondary</button>
	<button type="button" class="btn btn-outline-success">Success</button>
	<button type="button" class="btn btn-outline-danger">Danger</button>
	<button type="button" class="btn btn-outline-warning">Warning</button>
	<button type="button" class="btn btn-outline-info">Info</button>
	<button type="button" class="btn btn-outline-light">Light</button>
	<button type="button" class="btn btn-outline-dark">Dark</button>

	<script type="text/javascript">
		//按钮的点击事件
		$('button[type=button].btn').click(function(){
			console.log($(this).index());
		});
	</script>
	<!-- bootstrap / 按钮 end-->
	
	
